Basketball again drew the most bets, with consumers spending $84.4m during the month, while baseball bets reached $69.1m and football $2.3m. Some $73.1m was spent on parlay betting and $77.2m across other sports.
Taxable adjusted gross revenue in May amounted to $30.7m, up 62.4% from $18.9m in the same month last year and 7.0 % higher than $28.7m in April 2022.
Looking at individual operator performance and FanDuel partner Blue Chip Casino remained in top spot in terms of both revenue and handle, posting $12.6m in revenue of a $92.0m in players wagers.
DraftKings-partnered Ameristar Casino was second with $7.3m in revenue and a $87.6m handle then Belterra Casino and its FanDuel-operated sportsbook with $4.1m in revenue off $41.2m in bets.
The state of Indiana also collected $2.9m in sports betting tax during May.